Abizona teeeitoey



2 Sheets-Sheet I.

(No Model.)

S. D. FREEMAN.

PORTABLE BATH TUB.

Noi 356,582.

Patented Jan. 25, 1887.

INVENTOR:

fiWCf/Yl ATTQRNEYS.

2 Sheets Sheet 2.

S. D. FREEMAN.

PORTABLE BATH TUB.

(No Model.)

Np. 356,582. Patented Jan. 25, 1887.

WITNESSES W77O ATTORNEYS.

' chamber I tub, A represents the inner,

UNITED "STATES IPATE SAMUEL E 0F FORT arr-tones. ARIZONA 'rnnnrronrxfPORTABLE BATH-Tue.

No, 356,582 dated Janu ry 25 1531p (Nomodold SPECIFICATION forming partof Letters Patent Application flied November 10, 1885. Renewed July 24,1886. Serial No. 2095112 sacks A and vious to air and water, as mustformed in uniting the parts. t In order to strengthen ands'ustain thewall To all whom it may concern.-

Be it known that 1, SAMUEIJ D. FREEMAN, of FortThomas, in the county ofGraham an Territory of Arizona,

also the seams Improved Portable Bath-Tub, of whichthe foll of the outersack, ,'I connect sax wall lowing isafull, clear, and exact description.to the upper edge or the sack A by'a dia- My invention relates to theconstruction of hragm,e,of perforated orloosely-wovencloth, a portablebath-tub, my object being to proso that while the parts are strengthenedthere equal pressure I), that is formed about the water-receptacle byjoining the ports, as has beenhereinheforc set forth, to form the figuren o p q 'r. v A valve;

e, acts as an induction oran eduction portto,

the chamber D.

Such

will-be readily introduced into this spaceto fill it wh sacks arestandln smooth and water be'theii bure into the inner sack, A, or tubpropegt e inclosed air will be compressed a'ndwill seek such shape aswill make its volurne a. maximum and its pressure amin'fmum', and as thegreatest volume is obtained when theporte. are in the position shown insection, Fig; 1, it follows that thevolume of inclosedaiiwill the tubstands up.

duce a tub wherein the sides will be sustained. will he an by the actionof the water or other liquid contained in the tub upon a confined volumeof air; and to this end the invention consists of two sacks or pouchesmade from a light flexihie material that is impervious to air and water,that are united by impervious seams and properly connected to form acentral waterend a surrounding air-chamber; an the invention furtherconsists of certain details of construction and combinations of parts,

described, and specifiunderstood that if more an hen is necessaryReference is to be-had to the accompanying drawings, forming part ofthis specification, in which similar letters of reference indicatecorresponding parts in all the figures.

Figure 1 is a side view of my improved portable bath-tub; a portion ofthe device being shown in hection to disclose the construe tion of theparts, and Fig. 2 is a plan view of the tub. Fig. 3 is a viewillustrating a modibeat a maximum when ward, as shown. The inner sack,A, is made cylindrical or a conical frustum, with the larger base down,consequently an movement of this cylinder from a perpendicular wouldtend to decrease. rather than increase its volume for any given; height.Although I have stated'thut the sacks A.-

separate and independent bottom, as a an 11, I v

' and B areprovided with separate bottoms, as.

be understood that a the two s cks being, united in substantially therelative positions shown in the drawings, shown, it will of course.

the top of A. being joined to the inner side of single bottom common toboth might lie-mail B just below its topby a circular flanged strip,without departing froui the spiritrof m'y'inthus leaving a riin, abovethe point of vention. 1

juncture of the inner face of the sack B and Having V the outer edge ofthe strip a, an in this rim as new anddesireto secure LettersBatent--there are formed re -enforoed eyelets k k, 1. In a portable tub, thecombination with through which a cord, (1, is woven, whichlprethe sackA, forming a water-regeptaclefof a vents any undue strain on thefabricof which song, B, 1;.) sgrip, c, and a cord, f, substantially asescri e the sacksarecomposed, and at the same time Y may be used inhandling the tub when it is 2. In a portable tub, the combination, withthe sack A, forming a water-receptacle, of a I filled with water.

The fabric or seek, B, and a strip, 0, whereby an encirclingconstruction of the and B the outer, each preferably formed with 9.

Referring now to the material used to form the B and the strip 0 must beimper- 5o being the construciionof the portsiidt be 65' thus describednay-invention,

#irchamber i ing strengthe 3:Ina

5the

a formed,

ned

sack, B; a strip,

phrag'm e the two a rim, in which the wall of the sack beby a diaphragm,e, substanble tub, the combination, with; ing a waber-receptacle,-of a10, anii a, strengthening-dim sacks being united to form there areeyelet-holes k,

t hrbugh which a cord, d, isiiassed, substan tially as described, andforthe purpose speci: IO fied.

SAMUEL D. FREEMAN.

Witnesses: 1

HENRY P. CLARE, MICHAEL DONOVAN.

